BotSharp/src/Infrastructure/BotSharp.Core/Files/Functions/LoadAttachmentFn.cs
2024-06-06 13:30:39 -05:00

90 lines
3.1 KiB
C#

using BotSharp.Abstraction.Functions;
using BotSharp.Abstraction.MLTasks;
namespace BotSharp.Core.Files.Functions;
public class LoadAttachmentFn : IFunctionCallback
{
public string Name => "load_attachment";
public string Indication => "Analyzing files";
private readonly IServiceProvider _services;
private readonly ILogger<LoadAttachmentFn> _logger;
private const string AIAssistant = "01fcc3e5-9af7-49e6-ad7a-a760bd12dc4a";
public LoadAttachmentFn(
IServiceProvider services,
ILogger<LoadAttachmentFn> logger)
{
_services = services;
_logger = logger;
}
public async Task<bool> Execute(RoleDialogModel message)
{
var conv = _services.GetRequiredService<IConversationService>();
var agentService = _services.GetRequiredService<IAgentService>();
var wholeDialogs = conv.GetDialogHistory();
var dialogs = AssembleFiles(conv.ConversationId, wholeDialogs);
var agent = await agentService.LoadAgent(AIAssistant);
var fileAgent = new Agent
{
Id = agent.Id,
Name = agent.Name,
Instruction = "Please describe the images.",
TemplateDict = new Dictionary<string, object>()
};
var response = await GetChatCompletion(fileAgent, dialogs);
message.Content = response;
message.StopCompletion = true;
return true;
}
private List<RoleDialogModel> AssembleFiles(string conversationId, List<RoleDialogModel> dialogs)
{
if (dialogs.IsNullOrEmpty())
{
return new List<RoleDialogModel>();
}
var fileService = _services.GetRequiredService<IBotSharpFileService>();
var files = fileService.GetChatImages(conversationId, dialogs);
foreach (var dialog in dialogs)
{
var found = files.Where(x => x.MessageId == dialog.MessageId).ToList();
if (found.IsNullOrEmpty()) continue;
dialog.Files = found.Select(x => new BotSharpFile
{
FileName = x.FileName,
ContentType = x.ContentType,
FileStorageUrl = x.FileStorageUrl
}).ToList();
}
return dialogs;
}
private async Task<string> GetChatCompletion(Agent agent, List<RoleDialogModel> dialogs)
{
try
{
var llmProviderService = _services.GetRequiredService<ILlmProviderService>();
var provider = llmProviderService.GetProviders().FirstOrDefault(x => x == "openai");
var model = llmProviderService.GetProviderModel(provider: provider, id: "gpt-4", multiModal: true);
var completion = CompletionProvider.GetChatCompletion(_services, provider: provider, model: model.Name);
var response = await completion.GetChatCompletions(agent, dialogs);
return response.Content;
}
catch (Exception ex)
{
var error = $"Error when analyzing files.";
_logger.LogWarning($"{error} {ex.Message}");
return error;
}
}
}